Add missing interface method to tests

Signed-off-by: alperozturk <alper_ozturk@proton.me>

app/src/androidTest/java/com/owncloud/android/AbstractIT.java

@@ -349,6 +349,11 @@ public abstract class AbstractIT {
 
     public void uploadOCUpload(OCUpload ocUpload) {
         ConnectivityService connectivityServiceMock = new ConnectivityService() {
+            @Override
+            public boolean isConnected() {
+                return false;
+            }
+
             @Override
             public boolean isInternetWalled() {
                 return false;

app/src/androidTest/java/com/owncloud/android/AbstractOnServerIT.java

@@ -185,6 +185,11 @@ public abstract class AbstractOnServerIT extends AbstractIT {
 
     public void uploadOCUpload(OCUpload ocUpload, int localBehaviour) {
         ConnectivityService connectivityServiceMock = new ConnectivityService() {
+            @Override
+            public boolean isConnected() {
+                return false;
+            }
+
             @Override
             public boolean isInternetWalled() {
                 return false;

app/src/androidTest/java/com/owncloud/android/UploadIT.java

@@ -70,6 +70,11 @@ public class UploadIT extends AbstractOnServerIT {
                                   targetContext.getContentResolver());
 
     private ConnectivityService connectivityServiceMock = new ConnectivityService() {
+        @Override
+        public boolean isConnected() {
+            return false;
+        }
+
         @Override
         public boolean isInternetWalled() {
             return false;
@@ -283,6 +288,11 @@ public class UploadIT extends AbstractOnServerIT {
     @Test
     public void testUploadOnWifiOnlyButNoWifi() {
         ConnectivityService connectivityServiceMock = new ConnectivityService() {
+            @Override
+            public boolean isConnected() {
+                return false;
+            }
+
             @Override
             public boolean isInternetWalled() {
                 return false;
@@ -362,6 +372,11 @@ public class UploadIT extends AbstractOnServerIT {
     @Test
     public void testUploadOnWifiOnlyButMeteredWifi() {
         ConnectivityService connectivityServiceMock = new ConnectivityService() {
+            @Override
+            public boolean isConnected() {
+                return false;
+            }
+
             @Override
             public boolean isInternetWalled() {
                 return false;

app/src/androidTest/java/com/owncloud/android/files/services/FileUploaderIT.kt

@@ -43,9 +43,13 @@ import org.junit.Before
 import org.junit.Test
 
 abstract class FileUploaderIT : AbstractOnServerIT() {
-    var uploadsStorageManager: UploadsStorageManager? = null
+    private var uploadsStorageManager: UploadsStorageManager? = null
+
+    private val connectivityServiceMock: ConnectivityService = object : ConnectivityService {
+        override fun isConnected(): Boolean {
+            return false
+        }
 
-    val connectivityServiceMock: ConnectivityService = object : ConnectivityService {
         override fun isInternetWalled(): Boolean = false
         override fun getConnectivity(): Connectivity = Connectivity.CONNECTED_WIFI
     }